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Couchbase Server vs SurrealDB: catalog facts
Couchbase Server	SurrealDB
Freemium A community edition is available; enterprise and hosted options are sold by Couchbase.	Freemium The database can be run yourself; a fully managed cloud service is also offered.
macOS, Self-hosted	Windows, Self-hosted, Command line
JSON documents queried with SQL++ In-memory architecture with built-in search and vector services	Documents, graphs, vectors and relational data in one engine One query language for SQL, graph and vector search
Aimed mainly at business deployments More complex to operate than a single-node database	Business Source License rather than an OSI open-source license SurrealQL is its own language to learn
Self-hosted	Downloadable app, Self-hosted, Hosted service
Closed source	Closed source
License not stated	License: BUSL-1.1
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.